00597naa#a2200169#i#450# EN\RIOR\bibl\93621 20250418192849.5 2500-1469 20241228b2024####ek#y0engy0150####ca RU The mechanism of increasing the efficiency of economic activity in vertically integrated agro-industrial structures Journal article Moscow Publishing Center RIOR 2024 10 с. Journal article local Агропромышленный комплекс. 338.436.33 Zvonareva Nataliya Sergeevna rusjm.ru